package exception;

public class FinallyDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了");

        try {

            String str = "sss";
         //   String str = null;

            System.out.println(str.length());

            return;
        }catch (Exception e){
            System.out.println("程序出错了");
        }finally {
            System.out.println("finally中的代码执行了");
        }


        System.out.println("程序结束了");
    }
}
